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function toIconifyIcon(svg: string): IconifyIcon {
  const body = svg.replace(/<svg[^>]*>/, "").replace(/<\/svg>/, "");
  const width = svg.match(/width="(\d+)"/)?.[1];
  const height = svg.match(/height="(\d+)"/)?.[1];

  return {
    body: `<g fill="currentColor">${body}</g>`,
    width: width ? Number.parseInt(width) : undefined,
    height: height ? Number.parseInt(height) : undefined,
  };

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export type ListDiff<T> =
  | { type: "insert"; value: T; before?: T }
  | { type: "remove"; value: T };

/**
 * Virtual DOM like diff algorhtim for arrays
 */
export function listDiff<T extends { key: string }>(
  before: T[],
  after: T[]

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import { Atom } from 'mobx'
import * as firebase from 'firebase'

// Custom observable for Firebase value
// see https://mobx.js.org/refguide/extending.html
export class FirebaseWatcher<T> {
  private atom: Atom
  private ref?: firebase.database.Reference
  private _value: T

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<div class="todo-list">
  <div class="todo">
    <input type="checkbox" class="done">
    <h3 class="title">Title</h3>
  </div>
</div>

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import assert from "power-assert";
import tapSpec from "tap-spec";

const test = new Test();
const {describe, it} = test;

describe("foo", () => {
  describe(".bar", () => {
    it("fetches bar", async () => {
      const result = await foo.bar();

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Dir.glob("./**/*.haml").each do |haml|
  jade = haml.gsub(/\.haml$/, ".jade")
  `haml #{haml} --style ugly | html2jade --donotencode --noemptypipe --bodyless > #{jade}`
end

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var h = require('virtual-dom/h');
var diff = require('virtual-dom/diff');
var patch = require('virtual-dom/patch');
var createElement = require('virtual-dom/create-element');

function update() {
	var newTree = render(counter);
  var patches = diff(tree, newTree);
  patch(node, patches);
  tree = newTree;

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'use strict';
var h, mainLoop, render, viewLoop, viewModel;

mainLoop = require('main-loop');

h = require('virtual-dom/h');

viewModel = {
  count: 0,
  countUp: function() {

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var h = require('virtual-dom/h');
var diff = require('virtual-dom/diff');
var patch = require('virtual-dom/patch');
var createElement = require('virtual-dom/create-element');

var count = 0;

function countup() {
  count += 1;
  update();

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tbl = table do
  :foo | :bar | :baz
   1   |  2   |  3
   1   |  3   |  5
end # => [{:foo=>1, :bar=>2, :baz=>3}, {:foo=>1, :bar=>3, :baz=>5}]

tbl2 = table :horizontal do
  :foo | 1 | 1
  :bar | 2 | 3
  :baz | 3 | 5